What would happen if the planets would go out of orbit and go on their own (10 points)

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)